and the issue is not whether or not the advocates in the state department or the pentagon are there. i think at some point the united states government and the white house have to make a decision that syria is an actual danger to america's national security interests. it is not something we can wash our hands from. and there are serious dangers and implications to the united states and the president actually to ask its national security team for realistic options that then he request gather his team and debate and decide about. there hasn't, i think, been a serious debate even within the united states government as to what might be our three top options what are the costs and benefits of each. and if we were to pursue one of them, how would we do it. >> is there a legitimate argument that this destabilizes turkey to some degree, an important country to the united states, and a nato ally, andrew. >> absolutely. thousands of syrians go over the border into turkey every day. and it's very easy for pkk fighters, kurdish fighters to meld into those refugees, to go across the border and ca